K. Sedighian, and A. Sedighian. 18th Annual Meeting of the International Group for the Psychology of Mathematics Education -- the North American Chapter, Florida, USA, (1996)
M. Klawe, and E. Phillips. CSCL '95: The first international conference on Computer support for collaborative learning, page 209--213. Mahwah, NJ, USA, Lawrence Erlbaum Associates, Inc., (1995)
K. Sedighian, and A. Sedighian. 18th Annual Meeting of the International Group for the Psychology of Mathematics Education -- the North American Chapter, Florida, USA, (1996)
M. Klawe, and E. Phillips. CSCL '95: The first international conference on Computer support for collaborative learning, page 209--213. Mahwah, NJ, USA, Lawrence Erlbaum Associates, Inc., (1995)
D. Carraher, and D. Earnest. Proceedings of the 2003 Joint Meeting of PME and PMNA (PME27 and PME-NA25), 2, page 173--180. 1776 University Av., Honolulu, HI 96822, International Group for the Psychology of Mathematics Education, College of Education, University of Hawai'i, (July 2003)